//主色调一
$dominant_tone1: #ffffff;
//主色调二
$dominant_tone2: #f2f3f5;

.center {
  max-width: 1200px;
  margin: 0 auto;
  

  .main {
    width: 100%;
    display: flex;
    margin: auto;
    gap: 20px;
    .main_l {
      flex: 1;
      height: fit-content;
      position: sticky;
      top: 80px;

      .main-nb {
        width: 180px;
        background-color: white;
        border-radius: 4px;
        box-sizing: border-box;
        padding: 8px;

        .mn-h {
          border-bottom: 1px solid #f0f0f0;
        }

        a {
          display: block;
          padding: 10px 17px;

          span {
            font-size: 16px;
          }
        }
      }
    }
    .main-r {
      flex: 5;
      display: flex;
      gap: 20px;

      .main-rl {
        width: 720px;
        background-color: $dominant_tone1;
        height: 8000px;
        border-radius: 4px;
        .Content_block {
          height: 74px;
          padding: 12px 20px 0;
          display: flex;
          .Content_block_l{
            flex: 1;
            display: flex;
            flex-direction: column;
            .Content_block_text{
              font-size: 16px;
            }
            .Content_block_main{
              font-size: 13px;
            }
            .Content_block_data{
              font-size: 13px;
              display: flex;
            }
          }
          .Content_block_r{
            img{
              width: 108px;
              height: 74px;
              margin-left: 24px;
            }
          }
        }
      }

      .main-rr {
        width: 260px;
        display: flex;
        flex-direction: column;
        gap: 20px;

        .mrr-greet {
          display: flex;
          justify-content: space-between;
          padding: 20px;
          background-color: $dominant_tone1;
          align-items: center;
          border-radius: 4px;

          .greet-in-l {
            display: flex;
            flex-direction: column;
            gap: 6px;

            span {
              font-size: 16px;
              font-weight: bold;
            }

            div {
              font-size: 12px;
              color: #8a919f;
            }
          }

          .greet-in-r {
            button {
              font-size: 14px;
              font-weight: 100;
              padding: 6px 15.6px;
              border: 1px solid #0080ff57;
              background-color: #1e80ff0d;
              box-sizing: border-box;
              align-items: center;
              gap: 0 5px;
              border-radius: 4px;
              color: #007fff;
            }
          }
        }

        .mrr-article {
          display: flex;
          flex-direction: column;
          padding: 12px 8px;
          background-color: $dominant_tone1;
          border-radius: 4px;

          .article-in-one {
            display: flex;
            justify-content: space-between;
            border-bottom: 1px solid #f0f0f0;

            .ai-one-l {
              span {
                font-size: 16px;
              }
            }

            .ai-one-r {
              span {
                font-size: 12px;
              }
            }
          }

          .article-in-two {
            li {
              display: flex;

              div {
                height: 18px;
                width: 22px;
                margin: 0 11px 0 0;
              }
            }
          }

          .article-in-three {
            margin: auto;
          }
        }

        .mrr-advertising {
          height: 120px;
          border-radius: 4px;
        }
      }
    }
  }
}
